Table 1.

Time to achieve neuraxial block landmarks

Landmark	Group A N=30		Group B N=30		Group C N=30		Statistical significance*
	Mean	SD	Mean	SD	Mean	SD	“F”	“P”
Time taken to achieve T6 block (min)	18.73	2.79	11.80	3.21	16.93	3.43	19.496	<0.001*
Time to 1st epidural top-up (min)	150.67	35.80	161.67	30.10	180.33	29.97	3.280	0.047
Time to 2nd segment regression (min)	123.00	28.08	130.33	33.94	145.33	27.74	2.152	0.129